package com.itheima.reggie.common;

import lombok.extern.slf4j.Slf4j;
import org.springframework.stereotype.Controller;
import org.springframework.web.bind.annotation.*;

import java.sql.SQLIntegrityConstraintViolationException;

/**
 * 全局处理异常
 */
@Slf4j
@ResponseBody
@ControllerAdvice(annotations = {RestController.class, Controller.class})
public class GlobalExceptionHandler {
    @ExceptionHandler(SQLIntegrityConstraintViolationException.class)
    public R<String> exceptionhandler(SQLIntegrityConstraintViolationException ex){
        log.info(ex.getMessage());
        String message = ex.getMessage();
        if (message.contains("Duplicate entry")){
            String[] split = message.split(" ");
            String msg=split[2]+"已存在";
            return R.error(msg);
        }
        return R.error("未知错误");
    }


    @ExceptionHandler(CustomException.class)
    public R<String> exceptionhandler(CustomException ex){
        log.info(ex.getMessage());
        return R.error(ex.getMessage());
    }

}
